<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "https://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
<meta http-equiv="X-UA-Compatible" content="IE=9"/>
<meta name="generator" content="Doxygen 1.9.1"/>
<meta name="viewport" content="width=device-width, initial-scale=1"/>
<title>Qwt User&#39;s Guide: qwt_spline_parametrization.cpp Source File</title>
<link href="tabs.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="jquery.js"></script>
<script type="text/javascript" src="dynsections.js"></script>
<link href="navtree.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="resize.js"></script>
<script type="text/javascript" src="navtreedata.js"></script>
<script type="text/javascript" src="navtree.js"></script>
<link href="search/search.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="search/searchdata.js"></script>
<script type="text/javascript" src="search/search.js"></script>
<link href="doxygen.css" rel="stylesheet" type="text/css" />
</head>
<body>
<div id="top"><!-- do not remove this div, it is closed by doxygen! -->
<div id="titlearea">
<table cellspacing="0" cellpadding="0">
 <tbody>
 <tr style="height: 56px;">
  <td id="projectalign" style="padding-left: 0.5em;">
   <div id="projectname">Qwt User&#39;s Guide
   &#160;<span id="projectnumber">6.2.0</span>
   </div>
  </td>
 </tr>
 </tbody>
</table>
</div>
<!-- end header part -->
<!-- Generated by Doxygen 1.9.1 -->
<script type="text/javascript">
/* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&amp;dn=gpl-2.0.txt GPL-v2 */
var searchBox = new SearchBox("searchBox", "search",false,'Search','.html');
/* @license-end */
</script>
<script type="text/javascript" src="menudata.js"></script>
<script type="text/javascript" src="menu.js"></script>
<script type="text/javascript">
/* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&amp;dn=gpl-2.0.txt GPL-v2 */
$(function() {
  initMenu('',true,false,'search.php','Search');
  $(document).ready(function() { init_search(); });
});
/* @license-end */</script>
<div id="main-nav"></div>
</div><!-- top -->
<div id="side-nav" class="ui-resizable side-nav-resizable">
  <div id="nav-tree">
    <div id="nav-tree-contents">
      <div id="nav-sync" class="sync"></div>
    </div>
  </div>
  <div id="splitbar" style="-moz-user-select:none;" 
       class="ui-resizable-handle">
  </div>
</div>
<script type="text/javascript">
/* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&amp;dn=gpl-2.0.txt GPL-v2 */
$(document).ready(function(){initNavTree('qwt__spline__parametrization_8cpp_source.html',''); initResizable(); });
/* @license-end */
</script>
<div id="doc-content">
<!-- window showing the filter options -->
<div id="MSearchSelectWindow"
     onmouseover="return searchBox.OnSearchSelectShow()"
     onmouseout="return searchBox.OnSearchSelectHide()"
     onkeydown="return searchBox.OnSearchSelectKey(event)">
</div>

<!-- iframe showing the search results (closed by default) -->
<div id="MSearchResultsWindow">
<iframe src="javascript:void(0)" frameborder="0" 
        name="MSearchResults" id="MSearchResults">
</iframe>
</div>

<div class="header">
  <div class="headertitle">
<div class="title">qwt_spline_parametrization.cpp</div>  </div>
</div><!--header-->
<div class="contents">
<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">/******************************************************************************</span></div>
<div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment"> * Qwt Widget Library</span></div>
<div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment"> * Copyright (C) 1997   Josef Wilgen</span></div>
<div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment"> * Copyright (C) 2002   Uwe Rathmann</span></div>
<div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment"> * This library is free software; you can redistribute it and/or</span></div>
<div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment"> * modify it under the terms of the Qwt License, Version 1.0</span></div>
<div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="comment"> *****************************************************************************/</span></div>
<div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160; </div>
<div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="preprocessor">#include &quot;qwt_spline_parametrization.h&quot;</span></div>
<div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160; </div>
<div class="line"><a name="l00017"></a><span class="lineno"><a class="line" href="class_qwt_spline_parametrization.html#a34f8c3b8585ac4d232606760a75620c3">   17</a></span>&#160;<a class="code" href="class_qwt_spline_parametrization.html#a34f8c3b8585ac4d232606760a75620c3">QwtSplineParametrization::QwtSplineParametrization</a>( <span class="keywordtype">int</span> type )</div>
<div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;    : m_type( type )</div>
<div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;{</div>
<div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;}</div>
<div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160; </div>
<div class="line"><a name="l00023"></a><span class="lineno"><a class="line" href="class_qwt_spline_parametrization.html#aa2e15e920583f4762baf80374436e4cd">   23</a></span>&#160;<a class="code" href="class_qwt_spline_parametrization.html#aa2e15e920583f4762baf80374436e4cd">QwtSplineParametrization::~QwtSplineParametrization</a>()</div>
<div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;{</div>
<div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;}</div>
<div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160; </div>
<div class="line"><a name="l00035"></a><span class="lineno"><a class="line" href="class_qwt_spline_parametrization.html#a5cd58cf9777799bec478ad524baa22f9">   35</a></span>&#160;<span class="keywordtype">double</span> <a class="code" href="class_qwt_spline_parametrization.html#a5cd58cf9777799bec478ad524baa22f9">QwtSplineParametrization::valueIncrement</a>(</div>
<div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;    <span class="keyword">const</span> QPointF&amp; point1, <span class="keyword">const</span> QPointF&amp; point2 )<span class="keyword"> const</span></div>
<div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;<span class="keyword"></span>{</div>
<div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;    <span class="keywordflow">switch</span>( m_type )</div>
<div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;    {</div>
<div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;        <span class="keywordflow">case</span> <a class="code" href="class_qwt_spline_parametrization.html#aa63256420483fa4981452127366cb48da3eaba94a692d4e23a0714db3288a6a24">QwtSplineParametrization::ParameterX</a>:</div>
<div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;        {</div>
<div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;            <span class="keywordflow">return</span> <a class="code" href="class_qwt_spline_parametrization.html#a45e45f7ac6df2fbd6ec0bd6d52837e63">valueIncrementX</a>( point1, point2 );</div>
<div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;        }</div>
<div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;        <span class="keywordflow">case</span> <a class="code" href="class_qwt_spline_parametrization.html#aa63256420483fa4981452127366cb48da30edbcab5070b1f54d7e6d2486cb7ccf">QwtSplineParametrization::ParameterY</a>:</div>
<div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;        {</div>
<div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;            <span class="keywordflow">return</span> <a class="code" href="class_qwt_spline_parametrization.html#ab5014b377c1f5f945cd7062109728d41">valueIncrementY</a>( point1, point2 );</div>
<div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;        }</div>
<div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;        <span class="keywordflow">case</span> <a class="code" href="class_qwt_spline_parametrization.html#aa63256420483fa4981452127366cb48da3127bf721ca3be4e279f9478ea12270c">QwtSplineParametrization::ParameterCentripetal</a>:</div>
<div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;        {</div>
<div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;            <span class="keywordflow">return</span> <a class="code" href="class_qwt_spline_parametrization.html#a141e850c0e8da729dada0870041c265b">valueIncrementCentripetal</a>( point1, point2 );</div>
<div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;        }</div>
<div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;        <span class="keywordflow">case</span> <a class="code" href="class_qwt_spline_parametrization.html#aa63256420483fa4981452127366cb48daf328ec1c9518bc5aaa9f648731f77ffd">QwtSplineParametrization::ParameterChordal</a>:</div>
<div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;        {</div>
<div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;            <span class="keywordflow">return</span> <a class="code" href="class_qwt_spline_parametrization.html#a02659178ea5377ec5e13d71858456200">valueIncrementChordal</a>( point1, point2 );</div>
<div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;        }</div>
<div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;        <span class="keywordflow">case</span> <a class="code" href="class_qwt_spline_parametrization.html#aa63256420483fa4981452127366cb48da45063aa26a8cd803c4d2b75ee89ad449">QwtSplineParametrization::ParameterManhattan</a>:</div>
<div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;        {</div>
<div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;            <span class="keywordflow">return</span> <a class="code" href="class_qwt_spline_parametrization.html#aacfc92b2d904b9644e1e0f4fc77fd7a2">valueIncrementManhattan</a>( point1, point2 );</div>
<div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;        }</div>
<div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;        <span class="keywordflow">case</span> <a class="code" href="class_qwt_spline_parametrization.html#aa63256420483fa4981452127366cb48daa34d8f54e326e8964c6131287dd3e478">QwtSplineParametrization::ParameterUniform</a>:</div>
<div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;        {</div>
<div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;            <span class="keywordflow">return</span> <a class="code" href="class_qwt_spline_parametrization.html#a4ec70cdb3d4c1b53628ef516e93390ec">valueIncrementUniform</a>( point1, point2 );</div>
<div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;        }</div>
<div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;        <span class="keywordflow">default</span>:</div>
<div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;        {</div>
<div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;            <span class="keywordflow">return</span> 1;</div>
<div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;        }</div>
<div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;    }</div>
<div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;}</div>
<div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160; </div>
<div class="line"><a name="l00072"></a><span class="lineno"><a class="line" href="class_qwt_spline_parametrization.html#a31d326035a02c9be9d7c558212903f99">   72</a></span>&#160;<span class="keywordtype">int</span> <a class="code" href="class_qwt_spline_parametrization.html#a31d326035a02c9be9d7c558212903f99">QwtSplineParametrization::type</a>()<span class="keyword"> const</span></div>
<div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;<span class="keyword"></span>{</div>
<div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;    <span class="keywordflow">return</span> m_type;</div>
<div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;}</div>
<div class="ttc" id="aclass_qwt_spline_parametrization_html_a02659178ea5377ec5e13d71858456200"><div class="ttname"><a href="class_qwt_spline_parametrization.html#a02659178ea5377ec5e13d71858456200">QwtSplineParametrization::valueIncrementChordal</a></div><div class="ttdeci">static double valueIncrementChordal(const QPointF &amp;, const QPointF &amp;)</div><div class="ttdoc">Calculate the ParameterChordal value increment for 2 points.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline__parametrization_8h_source.html#l00179">qwt_spline_parametrization.h:179</a></div></div>
<div class="ttc" id="aclass_qwt_spline_parametrization_html_a141e850c0e8da729dada0870041c265b"><div class="ttname"><a href="class_qwt_spline_parametrization.html#a141e850c0e8da729dada0870041c265b">QwtSplineParametrization::valueIncrementCentripetal</a></div><div class="ttdeci">static double valueIncrementCentripetal(const QPointF &amp;, const QPointF &amp;)</div><div class="ttdoc">Calculate the ParameterCentripetal value increment for 2 points.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline__parametrization_8h_source.html#l00196">qwt_spline_parametrization.h:196</a></div></div>
<div class="ttc" id="aclass_qwt_spline_parametrization_html_a31d326035a02c9be9d7c558212903f99"><div class="ttname"><a href="class_qwt_spline_parametrization.html#a31d326035a02c9be9d7c558212903f99">QwtSplineParametrization::type</a></div><div class="ttdeci">int type() const</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline__parametrization_8cpp_source.html#l00072">qwt_spline_parametrization.cpp:72</a></div></div>
<div class="ttc" id="aclass_qwt_spline_parametrization_html_a34f8c3b8585ac4d232606760a75620c3"><div class="ttname"><a href="class_qwt_spline_parametrization.html#a34f8c3b8585ac4d232606760a75620c3">QwtSplineParametrization::QwtSplineParametrization</a></div><div class="ttdeci">QwtSplineParametrization(int type)</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline__parametrization_8cpp_source.html#l00017">qwt_spline_parametrization.cpp:17</a></div></div>
<div class="ttc" id="aclass_qwt_spline_parametrization_html_a45e45f7ac6df2fbd6ec0bd6d52837e63"><div class="ttname"><a href="class_qwt_spline_parametrization.html#a45e45f7ac6df2fbd6ec0bd6d52837e63">QwtSplineParametrization::valueIncrementX</a></div><div class="ttdeci">static double valueIncrementX(const QPointF &amp;, const QPointF &amp;)</div><div class="ttdoc">Calculate the ParameterX value increment for 2 points.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline__parametrization_8h_source.html#l00134">qwt_spline_parametrization.h:134</a></div></div>
<div class="ttc" id="aclass_qwt_spline_parametrization_html_a4ec70cdb3d4c1b53628ef516e93390ec"><div class="ttname"><a href="class_qwt_spline_parametrization.html#a4ec70cdb3d4c1b53628ef516e93390ec">QwtSplineParametrization::valueIncrementUniform</a></div><div class="ttdeci">static double valueIncrementUniform(const QPointF &amp;, const QPointF &amp;)</div><div class="ttdoc">Calculate the ParameterUniform value increment.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline__parametrization_8h_source.html#l00162">qwt_spline_parametrization.h:162</a></div></div>
<div class="ttc" id="aclass_qwt_spline_parametrization_html_a5cd58cf9777799bec478ad524baa22f9"><div class="ttname"><a href="class_qwt_spline_parametrization.html#a5cd58cf9777799bec478ad524baa22f9">QwtSplineParametrization::valueIncrement</a></div><div class="ttdeci">virtual double valueIncrement(const QPointF &amp;, const QPointF &amp;) const</div><div class="ttdoc">Calculate the parameter value increment for 2 points.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline__parametrization_8cpp_source.html#l00035">qwt_spline_parametrization.cpp:35</a></div></div>
<div class="ttc" id="aclass_qwt_spline_parametrization_html_aa2e15e920583f4762baf80374436e4cd"><div class="ttname"><a href="class_qwt_spline_parametrization.html#aa2e15e920583f4762baf80374436e4cd">QwtSplineParametrization::~QwtSplineParametrization</a></div><div class="ttdeci">virtual ~QwtSplineParametrization()</div><div class="ttdoc">Destructor.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline__parametrization_8cpp_source.html#l00023">qwt_spline_parametrization.cpp:23</a></div></div>
<div class="ttc" id="aclass_qwt_spline_parametrization_html_aa63256420483fa4981452127366cb48da30edbcab5070b1f54d7e6d2486cb7ccf"><div class="ttname"><a href="class_qwt_spline_parametrization.html#aa63256420483fa4981452127366cb48da30edbcab5070b1f54d7e6d2486cb7ccf">QwtSplineParametrization::ParameterY</a></div><div class="ttdeci">@ ParameterY</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline__parametrization_8h_source.html#l00060">qwt_spline_parametrization.h:60</a></div></div>
<div class="ttc" id="aclass_qwt_spline_parametrization_html_aa63256420483fa4981452127366cb48da3127bf721ca3be4e279f9478ea12270c"><div class="ttname"><a href="class_qwt_spline_parametrization.html#aa63256420483fa4981452127366cb48da3127bf721ca3be4e279f9478ea12270c">QwtSplineParametrization::ParameterCentripetal</a></div><div class="ttdeci">@ ParameterCentripetal</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline__parametrization_8h_source.html#l00094">qwt_spline_parametrization.h:94</a></div></div>
<div class="ttc" id="aclass_qwt_spline_parametrization_html_aa63256420483fa4981452127366cb48da3eaba94a692d4e23a0714db3288a6a24"><div class="ttname"><a href="class_qwt_spline_parametrization.html#aa63256420483fa4981452127366cb48da3eaba94a692d4e23a0714db3288a6a24">QwtSplineParametrization::ParameterX</a></div><div class="ttdeci">@ ParameterX</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline__parametrization_8h_source.html#l00054">qwt_spline_parametrization.h:54</a></div></div>
<div class="ttc" id="aclass_qwt_spline_parametrization_html_aa63256420483fa4981452127366cb48da45063aa26a8cd803c4d2b75ee89ad449"><div class="ttname"><a href="class_qwt_spline_parametrization.html#aa63256420483fa4981452127366cb48da45063aa26a8cd803c4d2b75ee89ad449">QwtSplineParametrization::ParameterManhattan</a></div><div class="ttdeci">@ ParameterManhattan</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline__parametrization_8h_source.html#l00106">qwt_spline_parametrization.h:105</a></div></div>
<div class="ttc" id="aclass_qwt_spline_parametrization_html_aa63256420483fa4981452127366cb48daa34d8f54e326e8964c6131287dd3e478"><div class="ttname"><a href="class_qwt_spline_parametrization.html#aa63256420483fa4981452127366cb48daa34d8f54e326e8964c6131287dd3e478">QwtSplineParametrization::ParameterUniform</a></div><div class="ttdeci">@ ParameterUniform</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline__parametrization_8h_source.html#l00072">qwt_spline_parametrization.h:72</a></div></div>
<div class="ttc" id="aclass_qwt_spline_parametrization_html_aa63256420483fa4981452127366cb48daf328ec1c9518bc5aaa9f648731f77ffd"><div class="ttname"><a href="class_qwt_spline_parametrization.html#aa63256420483fa4981452127366cb48daf328ec1c9518bc5aaa9f648731f77ffd">QwtSplineParametrization::ParameterChordal</a></div><div class="ttdeci">@ ParameterChordal</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline__parametrization_8h_source.html#l00082">qwt_spline_parametrization.h:82</a></div></div>
<div class="ttc" id="aclass_qwt_spline_parametrization_html_aacfc92b2d904b9644e1e0f4fc77fd7a2"><div class="ttname"><a href="class_qwt_spline_parametrization.html#aacfc92b2d904b9644e1e0f4fc77fd7a2">QwtSplineParametrization::valueIncrementManhattan</a></div><div class="ttdeci">static double valueIncrementManhattan(const QPointF &amp;, const QPointF &amp;)</div><div class="ttdoc">Calculate the ParameterManhattan value increment for 2 points.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline__parametrization_8h_source.html#l00210">qwt_spline_parametrization.h:210</a></div></div>
<div class="ttc" id="aclass_qwt_spline_parametrization_html_ab5014b377c1f5f945cd7062109728d41"><div class="ttname"><a href="class_qwt_spline_parametrization.html#ab5014b377c1f5f945cd7062109728d41">QwtSplineParametrization::valueIncrementY</a></div><div class="ttdeci">static double valueIncrementY(const QPointF &amp;, const QPointF &amp;)</div><div class="ttdoc">Calculate the ParameterY value increment for 2 points.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__spline__parametrization_8h_source.html#l00148">qwt_spline_parametrization.h:148</a></div></div>
</div><!-- fragment --></div><!-- contents -->
</div><!-- doc-content -->
<!-- start footer part -->
<div id="nav-path" class="navpath"><!-- id is needed for treeview function! -->
  <ul>
    <li class="navelem"><a class="el" href="dir_68267d1309a1af8e8297ef4c3efbcdba.html">src</a></li><li class="navelem"><b>qwt_spline_parametrization.cpp</b></li>
    <li class="footer">Generated by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
  </ul>
</div>
</body>
</html>
